Sony a7 Mark IV Gains “Forgery-Proof Photo Technologyâ€� Aimed at Corporate Users New in-camera cryptographic technology aims to protect images against fraudulent manipulationRelated Posts Sony a7 IV is our pick for best camera around $2000We've updated our 'around $2000' buying guide, to include cameras such as the Sony a7… DPReview TV: Sony a7 IV versus a7 IIIThe new Sony a7 IV offers a range of updates over the popular a7 III,… Sony a7 IV Versus Sony a7 III: Should You Upgrade?Sony kept fans waiting a long time before finally unveiling the a7 IV, and with…Related posts:The best cameras for bird photography in 2022Best camera lenses of 2022Best Xiaomi phones for 2022Sony unveils a new way to protect images from theft, manipulation